[PATCH 06/16] iommu/dma: use page allocation function provided by iommu-pages.h

Pasha Tatashin pasha.tatashin at soleen.com
Tue Nov 28 12:49:28 PST 2023


Convert iommu/dma-iommu.c to use the new page allocation functions
provided in iommu-pages.h.

Signed-off-by: Pasha Tatashin <pasha.tatashin at soleen.com>
---
 drivers/iommu/dma-iommu.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/iommu/dma-iommu.c b/drivers/iommu/dma-iommu.c
index 85163a83df2f..822adad464c2 100644
--- a/drivers/iommu/dma-iommu.c
+++ b/drivers/iommu/dma-iommu.c
@@ -31,6 +31,7 @@
 #include <linux/vmalloc.h>
 
 #include "dma-iommu.h"
+#include "iommu-pages.h"
 
 struct iommu_dma_msi_page {
 	struct list_head	list;
@@ -874,7 +875,7 @@ static dma_addr_t __iommu_dma_map(struct device *dev, phys_addr_t phys,
 static void __iommu_dma_free_pages(struct page **pages, int count)
 {
 	while (count--)
-		__free_page(pages[count]);
+		__iommu_free_page(pages[count]);
 	kvfree(pages);
 }
 
@@ -912,7 +913,8 @@ static struct page **__iommu_dma_alloc_pages(struct device *dev,
 			order_size = 1U << order;
 			if (order_mask > order_size)
 				alloc_flags |= __GFP_NORETRY;
-			page = alloc_pages_node(nid, alloc_flags, order);
+			page = __iommu_alloc_pages_node(nid, alloc_flags,
+							order);
 			if (!page)
 				continue;
 			if (order)
@@ -1572,7 +1574,7 @@ static void *iommu_dma_alloc_pages(struct device *dev, size_t size,
 
 	page = dma_alloc_contiguous(dev, alloc_size, gfp);
 	if (!page)
-		page = alloc_pages_node(node, gfp, get_order(alloc_size));
+		page = __iommu_alloc_pages_node(node, gfp, get_order(alloc_size));
 	if (!page)
 		return NULL;
 
-- 
2.43.0.rc2.451.g8631bc7472-goog




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